Home / 154,204,499-231,283,996.16-45,000,348.68

Finding the Fourth Proportional to 154,204,499, 231,283,996.16 and 45,000,348.68

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Solution

The fourth proportional to 154,204,499, 231,283,996.16 and 45,000,348.68 is: 67,493,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,499 : 231,283,996.16 = 45,000,348.68 : x
  2. Step 2: Convert to fraction form
    154,204,499/231,283,996.16 = 45,000,348.68/x
  3. Step 3: Cross multiply
    154,204,499x = 231,283,996.16 × 45,000,348.68
  4. Step 4: Simplify right side
    154,204,499x = 10,407,860,471,303,780
  5. Step 5: Solve for x
    x = 10,407,860,471,303,780/154,204,499
  6. Step 6: Final answer
    x = 67,493,883.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.